New York Governor Andrew Cuomo announced Wednesday that a special commission he appointed will set a minimum wage of $15 an hour for fast food workers, with the wage floor rising faster in New York City than elsewhere in the state to account for the different cost of living. This is the latest (and biggest) victory for the "Fight for $15" campaign that has gathered steam among liberals across the country. In addition to New York, so far far Los Angeles, Seattle, and San Francisco have...